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Finding the Fourth Proportional to 650,277.80, 897,368.96 and 355,926.03

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Solution

The fourth proportional to 650,277.80, 897,368.96 and 355,926.03 is: 491,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,277.80 : 897,368.96 = 355,926.03 : x
  2. Step 2: Convert to fraction form
    650,277.80/897,368.96 = 355,926.03/x
  3. Step 3: Cross multiply
    650,277.80x = 897,368.96 × 355,926.03
  4. Step 4: Simplify right side
    650,277.80x = 319,396,968,902.71
  5. Step 5: Solve for x
    x = 319,396,968,902.71/650,277.80
  6. Step 6: Final answer
    x = 491,170.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.